diff options
Diffstat (limited to 'net/rfkill/rfkill.c')
| -rw-r--r-- | net/rfkill/rfkill.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c index ec26eae8004d..051d2c9ea66b 100644 --- a/net/rfkill/rfkill.c +++ b/net/rfkill/rfkill.c @@ -565,16 +565,22 @@ static void rfkill_release(struct device *dev) #ifdef CONFIG_PM static int rfkill_suspend(struct device *dev, pm_message_t state) { + struct rfkill *rfkill = to_rfkill(dev); + /* mark class device as suspended */ if (dev->power.power_state.event != state.event) dev->power.power_state = state; + /* store state for the resume handler */ + rfkill->state_for_resume = rfkill->state; + return 0; } static int rfkill_resume(struct device *dev) { struct rfkill *rfkill = to_rfkill(dev); + enum rfkill_state newstate; if (dev->power.power_state.event != PM_EVENT_ON) { mutex_lock(&rfkill->mutex); @@ -582,6 +588,15 @@ static int rfkill_resume(struct device *dev) dev->power.power_state.event = PM_EVENT_ON; /* + * rfkill->state could have been modified before we got + * called, and won't be updated by rfkill_toggle_radio() + * in force mode. Sync it FIRST. + */ + if (rfkill->get_state && + !rfkill->get_state(rfkill->data, &newstate)) + rfkill->state = newstate; + + /* * If we are under EPO, kick transmitter offline, * otherwise restore to pre-suspend state. * @@ -590,7 +605,7 @@ static int rfkill_resume(struct device *dev) rfkill_toggle_radio(rfkill, rfkill_epo_lock_active ? RFKILL_STATE_SOFT_BLOCKED : - rfkill->state, + rfkill->state_for_resume, 1); mutex_unlock(&rfkill->mutex); |